Plainfield, Indiana Population 2024

37,761

Plainfield is a city located in Hendricks County, Marion County, and Morgan County Indiana. Plainfield has a 2024 population of 37,761. Plainfield is currently growing at a rate of 1.93% annually and its population has increased by 8.18% since the most recent census, which recorded a population of 34,905 in 2020.

The average household income in Plainfield is $109,271 with a poverty rate of 6.83%. The median age in Plainfield is 37.6 years: 36.2 years for males, and 39.3 years for females.

Plainfield Demographics

According to the most recent ACS, the racial composition of Plainfield was:

  • White: 75.09%
  • Black or African American: 9.43%
  • Two or more races: 6.49%
  • Asian: 6.45%
  • Other race: 2.18%
  • Native American: 0.32%
  • Native Hawaiian or Pacific Islander: 0.05%
State
Indiana
Land Area (mi²)
26.9 sq mi
Density (mi²)
1,404.0/sq mi
Growth Since 2020
8.18% (2,856)
The current population of Plainfield, Indiana is 37,761 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 34,905.

Population by Race

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Race
Population
Percentage (of total)
White26,33975.09%
Black or African American3,3079.43%
Two or more races2,2756.49%
Asian2,2636.45%
Other race7652.18%
Native American1110.32%
Native Hawaiian or Pacific Islander180.05%

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Plainfield Population by Race

Plainfield Population Pyramid 2024

Plainfield Median Age

37.6

Total

36.2

Male

39.3

Female

Plainfield Adults

There are 27,501 adults, (5,309 of whom are seniors) in Plainfield.

Plainfield Age Dependency

58.1

Age Dependency Ratio

23.9

Old Age Dependency Ratio

34.1

Child Dependency Ratio

Plainfield Sex Ratio

Female16,47046.95%
Male18,60853.05%

Plainfield Population by Age

Plainfield Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All12,8282.5563.336.7
Married6,6063.18218
Non Family3,9941.264159
Female1,5793.3350.949.1
Male6492.9640.159.9

3.04

Average Family Size

2.55

Average Household Size

63.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Plainfield Households and Families

Male

Female

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Education Attained
Count
Percentage
9th to 12th Grade1,9488.07%
Associates Degree1,5026.22%
Bachelors Degree4,83220.01%
Graduate Degree2,72811.3%
High School Graduate7,92532.82%
Less Than 9th Grade4982.06%
Some College4,71519.53%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Plainfield Educational Attainment by Sex (over 25)

Plainfield Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White18,33017,4406,004
Black2,3111,608330
Asian1,4431,066664
Hispanic1,3631,018482
2+ Races1,204843351
Other Race51143171
Native American414129
Islander1800

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among native american people with a rate of 70.73%.

Plainfield Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Bachelors Degree$58,381$75,123$49,191
Graduate Degree$74,290$74,787$73,621
High School Graduate$38,409$43,465$36,540
Less Than 9th Grade$46,496$55,732$45,174
Overall$47,554$55,481$42,234
Some College$41,464$48,916$34,202

$47,554

Average Earnings

$55,481

Average Male

$42,234

Average Female

Plainfield Earnings by Educational Attainment

Plainfield Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Plainfield Language

86.59% of Plainfield residents speak only English, while 13.41% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 5.04% of the population.

Plainfield Language

Plainfield Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White24,3411,3435.52%
Asian2,23331514.11%
Black2,59125910%
Multiple2,1712009.21%
Hispanic2,1621527.03%
Native1102825.45%
Other717283.91%

6.83%

Overall Poverty Rate

6.39%

Male Poverty Rate

7.27%

Female Poverty Rate

Poverty in Plainfield

The race most likely to be in poverty in Plainfield is Native, with 25.45% below the poverty level.

The race least likely to be in poverty in Plainfield is Other, with 3.91% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.26%. Among those working part-time, it was 6.85%, and for those that did not work, the poverty rate was 12.88%.

Plainfield Poverty

rate

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Rate
Poverty
Less Than 9th Grade12.05%
High School9.51%
Some College3.99%
Bachelors or Greater3.54%

Plainfield Poverty Rate by Education

rate

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Rate
Poverty
Female Employed4.15%
Male Unemployed3.96%
Male Employed2.91%
Female Unemployed1.95%

Plainfield Poverty Rate by Employment Status and Sex

Plainfield Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Families$90,488$128,149
Households$77,249$109,271
Married Families$110,641$-999,999,999
Non Families$47,278$61,519

mean

median

Income by Household Type

Plainfield Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.3%

Overall Marriage Rate

46.6%

Male Marriage Rate

50.3%

Female Marriage Rate

Plainfield Married by Age and Sex

male

female

Plainfield Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Plainfield Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Plainfield Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,720

Number of Veterans

1,654

Male Veterans

66

Female Veterans

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War
Veterans
Vietnam553
First Gulf War471
Second Gulf War300
Korea84
World War II22

Plainfield Veterans by War

count

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Age Group
Veterans
35 to 54524
65 to 74457
75+398
55 to 64256
18 to 3485

Plainfield Veterans by Age

count

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Name
Veterans
% of Total
White1,5547.56%
2+ Races885.2%
Black562%
Hispanic281.72%
Other Race183.31%
Native American44%

Plainfield Veterans by Race

Plainfield Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.57%

Veteran Poverty Rate

27.43%

Veteran Disability Rate

Plainfield Veterans by Education

LaborForceParticipation

63.5%

Labor Force Participation

61.2%

Employment Rate

3.4%

Unemployment Rate

Plainfield Employment by Age

LaborForceParticipation

Plainfield Employment by Race

LaborForceParticipation

Plainfield Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

61.47%

Born in Plainfield

90.39%

Native Born

9.61%

Foreign Born

3.2%

Non Citizen

6.41%

Naturalized

Place of Birth

90.39% of Plainfield residents were born in the United States, with 61.47% having been born in Indiana. 3.2% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Plainfield Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202941,3317141.76%
202840,6177141.79%
202739,9037141.82%
202639,1897141.86%
202538,4757141.89%
202437,7617141.93%
202337,0478592.37%
202236,1886231.75%
202135,5656601.89%
202034,905-334-0.95%
201935,2399032.63%
201834,3361,3794.18%
201732,9571,5114.81%
201631,4468362.73%
201530,6101250.41%
201430,4853501.16%
201330,1358582.93%
201229,2777902.77%
201128,4876952.5%
201027,79200%
200018,3967,96376.33%
199010,4331,24213.51%
19809,19198011.94%
19708,2112,75150.38%
19605,4602,875111.22%
19502,585-38,746-93.75%
showing: 26 rows

Plainfield Population by Year